Flash Flood Prediction Program

Time: 648 PM Sat June 8, 2024 Forecaster: Aaron O ------------------------- Internal Message Status Flash Flood Prediction Program ------------------------- MESSAGE 1’S WILL BE ALLOWED TO EXPIRE AT 8:00 PM Message 1’s will be allowed to expire at 8pm as the threat of heavy rain has come to an end. Stronger storms that formed just outside of the District have moved east at this time, with only lingering light showers moving off the foothills, favoring northern portions of the District. Storm motions continue to move between 20-30mph helping limit point rainfall amounts. Atmospheric conditions will remain capped this evening and through the overnight hours, supporting little to no additional chances for precipitation once these residual showers/isolated thunderstorms move through the District. Skies will gradually clear through the rest of the evening with clear skies expected during the overnight. Overnight lows will drop into the mid to upper 50s on the plains with upper 40s to around 50 degrees along the foothills. STORM RAINFALL POTENTIAL AND DURATION: A few lingering showers will have potenial to produce T-0.10" total in 10-30 minutes. WORST CASE SCENARIO: In the event an isolated stronger shower or thunderstorm develops, 0.10"-0.30” total is possible in 10-30 minutes. COUNTY MESSAGE VALID TIMES PRIME TIME Wheat Ridge 1 Current TO 800 PM Current TO 700 PM Arvada 1 Current TO 800 PM Current TO 700 PM the City of Aurora 1 Current TO 800 PM Current TO 700 PM DIA 1 Current TO 800 PM Current TO 700 PM Arapahoe County 1 Current TO 800 PM Current TO 700 PM Adams County 1 Current TO 800 PM Current TO 700 PM Denver County 1 Current TO 800 PM Current TO 700 PM Broomfield County 1 Current TO 800 PM Current TO 700 PM Douglas County 1 Current TO 800 PM Current TO 700 PM Jefferson County 1 Current TO 800 PM Current TO 700 PM Boulder County 1 Current TO 800 PM Current TO 700 PM Lakewood 1 Current TO 800 PM Current TO 700 PM County-specific Quantitative Precipitation Outlook PRECIPITATION TIME 30-Minute Rainfall and % Probability Message Potential Current TO 900 PM SAT Trace (30%) to 0.1" (15%) to 0.3" (5%) NONE Current TO 900 PM SAT Trace (30%) to 0.1" (15%) to 0.3" (5%) NONE Current TO 900 PM SAT Trace (30%) to 0.1" (15%) to 0.3" (5%) NONE Current TO 900 PM SAT Trace (50%) to 0.1" (25%) to 0.3" (10%) NONE Current TO 900 PM SAT Trace (50%) to 0.1" (25%) to 0.3" (10%) NONE Current TO 900 PM SAT Trace (50%) to 0.1" (25%) to 0.3" (10%) NONE Current TO 900 PM SAT Trace (50%) to 0.1" (25%) to 0.3" (10%) NONE Current TO 900 PM SAT Trace (50%) to 0.1" (25%) to 0.3" (10%) NONE Current TO 900 PM SAT Trace (50%) to 0.1" (25%) to 0.3" (10%) NONE Current TO 900 PM SAT Trace (50%) to 0.1" (25%) to 0.3" (10%) NONE MONITOR NATIONAL WEATHER SERVICE FOR SEVERE WEATHER STATEMENTS. MHFD Flood Prediction Center: 303-458-0789    F2P2 Website [http://udfcd.org/Flash+Flood+Prediction+Program]